Home / 19,150.84-28,734.90-9,785.08

Finding the Fourth Proportional to 19,150.84, 28,734.90 and 9,785.08

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Solution

The fourth proportional to 19,150.84, 28,734.90 and 9,785.08 is: 14,682.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,150.84 : 28,734.90 = 9,785.08 : x
  2. Step 2: Convert to fraction form
    19,150.84/28,734.90 = 9,785.08/x
  3. Step 3: Cross multiply
    19,150.84x = 28,734.90 × 9,785.08
  4. Step 4: Simplify right side
    19,150.84x = 281,173,295.29
  5. Step 5: Solve for x
    x = 281,173,295.29/19,150.84
  6. Step 6: Final answer
    x = 14,682.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.